OF THE NEUSTON NET. 



AND A 45 CM X 180 CM NET. 



A STANDARD ONE-METER NET. 



TYPE) AND AN ORI-C NET. 



AND WITH THE NANSEN NET. 



INTERNATIONAL STANDARD NET. 



NYLON PLANKTON NET. 



SAMPLER AND JUDAY NET. 



KHARDT VERTICAL CLOSING NET. 



NET, AND A LARGE SQUARE NET. 



SE OF A NORMAL PLANKTON NET.+ 



H NET, AND HTORT'S RING NET.+ 



AR TO THE CHUN- PETERSEN NET.+ 



SAMPLE, ONE -METER RING NET.+ 



LER AND THE 37 CM JUDAY NET.+ 



NCE OF MONACO'S CURTAIN NET.+ 



A METAL PLANKTON NET.- 



THE HENS EN NET.- 



A HIGH-SPEED PLANKTON NET.- 



MULTIPLE PLANKTON NET.- 



THE PARACHUTE NET.- 



E INDIAN OCEAN STANDARD NET.- 



W QUANTITATIVE PLANKTON NET.- 



COTIA' CLOSING PLANKTON NET.- 



CIFIC STANDARD PLANKTON NET.- 



ORPAC STANDARD PLANKTON NET.- 



AND INEXPENSIVE CLOSING NET.- 



NG A MEASURING PLANKTON NET.- 



S ELF- CLOSING PLANKTON NET.- 



TED OPENING AND CLOSING NET.- 



ACTERISTICS OF THE DRAG NET.- 



WL AND A ONE-METER RING NET.- 



lO-FOOT S-1 TYPE LARVA NET.-+ 



TING SILK NET AND PYLEN NET.-+ 



ULF-III HIGH- SPEED TOW NET.- + 

 E INDIAN OCEAN STANDARD 



TION OF THE AIGNET (EGG NET). 



SCRIPTION OF A MULTIPLE NET— 



OF A SIMPLE TOW NET 



DESCRIPTION OF TANNER'S NET 



CE FAUNA OF+THE NEUSTON NET 



ER.- THE JET NET 



EGG NET, THE NANSEN NET 



NET, BURKHARDT 'S NET 



OF A SURFACE TOW NET 



GULAR MIDWATER PLANKTON NET 



DAY NET, THE 25 CM HART NET 



NET, THE HELGOLAND NET 



EAN STANDARD NET, JUDAY NET 



GOLAND OTTER YOUNG FISH NET 



NET, CHUN'S VERTICAL NET 



THE SMALL AND THE LARGE NET 



HALF-METER SILK NET 



DISCUSSION OF AVOIDANCE, VOLUM 

 DISCUSSION OF SAMPLING ERROR 

 DISCUSSION OF THE CATCHES 

 DISCUSSION OF THE NET SPEED 

 DISCUSSION OF VOLUME OF WATER 

 IN GERMAN WITH AN ENGLISH 

 PLANKTON PATCHINESS, GEAR 

 SCHEMATIC DIAGRAM OF A PLANKTO 

 + AND A DESCRIPTION OF THE BURC 

 + CM JUDAY NET, THE 2 5 CM HART 

 AND THE SAMPLES TAKEN WITH THO 

 THE HELIGOLAND OTTER YOUNG FIS 

 A VERY LARGE CLOSING NET, SIMIL 

 HIGH-SPEED SAMPLER, BE MULTIPLE 

 NET, AND THE CLARKE-BUMPUS SAMP 

 USING A MODIFICATION OF THE PRI 



TH 



A NE 

 THE 'S 

 NORTH PA 

 ON THE N 

 A SIMPLE 

 NOTE CONCERNI 

 A NEW HORIZONTA 

 + OF A PRESSURE-OPERA 

 ON THE MECHANICAL CHAR 

 + ISAACS- KIDD MIDWATER TRA 

 I. FIELD EXPERIMENTS OF THE 

 CATCH EFFICIENCY BETWEEN BOL 

 TESTS MADE WITH A MODIFIED G 

 NET.-+ HAUL IN VERTICAL HAULS WITH TH 



DESCRIP 

 ONE AHEAD OF THE OTHER. DE 



CLOSING NET, AND THE HARDY 

 DESCRIPTION OF A SURFACE TOW 

 DEVICE FOR SAMPLING THE SURFA 

 NEW HIGH SPEED PLANKTON SAMPL 

 STANDARD NET, THE MEDIUM 

 AN APERTURE CLOSING NET, THE 

 AND A DISCUSSION OF THE PALUMBO 

 AND A DISCUSSION OF THEIR USE. 

 AND A LARGE SQUARE NET. + CM JU 

 AND A LARGE VERTICAL NET OF 

 AND CLARKE-BUMPUS SAMPLER. -+0C 

 AND HJORT'S RING NET.+ THE HELI 

 AND MARSH'S VERTICAL NET. 

 AND PLANKTON PUMPS. + TRAP, 

 AND THE AVOIDANCE BY DIFFERENT 



791 



635 



249 



033 



891 



521 



073 



157 



185 



637 



327 



395 



549 



083 



833 



127 



317 



333 



924 



769 



889 



264 



266 



175 



617 



583 



115 



385 



509 



545 



474 



081 



808 



609 



169 



638 



755 



309 



379 



Oil 



271 



227 



797 



789 



Oil 



585 



637 



797 



835 



395 



789 



471 



065 



69 



